Home / 229,848,164.73-317,187,854.37-125,428,012.65

Finding the Fourth Proportional to 229,848,164.73, 317,187,854.37 and 125,428,012.65

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Solution

The fourth proportional to 229,848,164.73, 317,187,854.37 and 125,428,012.65 is: 173,089,231.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,848,164.73 : 317,187,854.37 = 125,428,012.65 : x
  2. Step 2: Convert to fraction form
    229,848,164.73/317,187,854.37 = 125,428,012.65/x
  3. Step 3: Cross multiply
    229,848,164.73x = 317,187,854.37 × 125,428,012.65
  4. Step 4: Simplify right side
    229,848,164.73x = 39,784,242,210,346,720
  5. Step 5: Solve for x
    x = 39,784,242,210,346,720/229,848,164.73
  6. Step 6: Final answer
    x = 173,089,231.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.